鉴权与签名

const phpUrlencode = (value) => encodeURIComponent(String(value))
.replace(/[!'()*~]/g, (character) =>
  `%${character.charCodeAt(0).toString(16).toUpperCase()}`
)
.replace(/%20/g, '+')

const fields = {
app_id: APP_ID,
app_secret: APP_SECRET,
sign_ver: '1.0',
timestamp: Date.now()
}

const query = Object.keys(fields)
.sort()
.map((key) => `${phpUrlencode(key)}=${phpUrlencode(fields[key])}`)
.join('&')

const signature = md5(query).toLowerCase()

import hashlib
import time
from urllib.parse import quote_plus

def php_urlencode(value):
  # Python 遵循 RFC3986 时会保留 ~，PHP RFC1738 需要编码为 %7E。
  return quote_plus(str(value), safe="").replace("~", "%7E")

fields = {
  "app_id": APP_ID,
  "app_secret": APP_SECRET,
  "sign_ver": "1.0",
  "timestamp": int(time.time() * 1000),
}
query = "&".join(
  f"{php_urlencode(key)}={php_urlencode(value)}"
  for key, value in sorted(fields.items())
)
signature = hashlib.md5(query.encode("utf-8")).hexdigest()

$fields = [
  'app_id' => $appId,
  'app_secret' => $appSecret,
  'sign_ver' => '1.0',
  'timestamp' => (int) floor(microtime(true) * 1000),
];
ksort($fields);
$signature = md5(http_build_query($fields));

APP_ID      = demo app
APP_SECRET  = secret+中文~
sign_ver    = 1.0
timestamp   = 1760000000123 (integer)

app_id=demo+app&app_secret=secret%2B%E4%B8%AD%E6%96%87%7E&sign_ver=1.0&timestamp=1760000000123

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